Home / 2,397,689.96-3,308,814.70-1,309,979.43

Finding the Fourth Proportional to 2,397,689.96, 3,308,814.70 and 1,309,979.43

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Solution

The fourth proportional to 2,397,689.96, 3,308,814.70 and 1,309,979.43 is: 1,807,773.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,689.96 : 3,308,814.70 = 1,309,979.43 : x
  2. Step 2: Convert to fraction form
    2,397,689.96/3,308,814.70 = 1,309,979.43/x
  3. Step 3: Cross multiply
    2,397,689.96x = 3,308,814.70 × 1,309,979.43
  4. Step 4: Simplify right side
    2,397,689.96x = 4,334,479,191,406.67
  5. Step 5: Solve for x
    x = 4,334,479,191,406.67/2,397,689.96
  6. Step 6: Final answer
    x = 1,807,773.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.